Byrs比尔斯
byprep.靠近;通过;被;经由;不迟于adv.经过;在旁边;靠近
by the sword用武力
by intentionadv.故意地;有意地
by and again时时,常常
by telephone通过电话
by character根据传闻
by aeroplane乘飞机
by-productn.副产品;副作用
by the dozenadv.按打;成打
by pass cock旁通旋塞
by the lumps按整数